test1:01膨胀腐蚀.cpp
	g++ $< -I/opt/opencv/include/opencv4 -L/opt/opencv/lib -lopencv_world -o $@
test2:02形态学开闭.cpp
	g++ $< -I/opt/opencv/include/opencv4 -L/opt/opencv/lib -lopencv_world -o $@
test3:03usage.cpp
	g++ $< -I/opt/opencv/include/opencv4 -L/opt/opencv/lib -lopencv_world -o $@
test4:04.cpp
	g++ $< -I/opt/opencv/include/opencv4 -L/opt/opencv/lib -lopencv_world -o $@

